2902
Then , the effect of UVA - irradiation over NCTC2544 cells treated with increasing concentrations of 15 compounds including photoallergens ( benzophenone , 4 - ter - butyl - 4 - methoxy - dibenzoylmethane , 2 - ethylexyl - p - methoxycinnamate , ketoprofen , 6 - methylcumarin ) ; photoirritant and photoallergen ( 4 - aminobenzoic acid , chlorpromazine , promethazine ) ; photoirritants ( acridine , ibuprofen , 8 - methoxypsoralen , retinoic acid ) ; and negative compounds ( lactic acid , SDS and p - phenilendiamine ) was investigated .
 Chemical: benzophenone; Chemical: 4 - ter - butyl - 4 - methoxy - dibenzoylmethane , 2 - ethylexyl - p - methoxycinnamate; Chemical: ketoprofen; Chemical: 6 - methylcumarin; Chemical: 4 - aminobenzoic acid; Chemical: chlorpromazine; Chemical: promethazine; Chemical: acridine; Chemical: ibuprofen; Chemical: 8 - methoxypsoralen; Chemical: retinoic acid; Chemical: lactic acid; Chemical: SDS; Chemical: p - phenilendiamine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: benzophenone; Chemical: 4 - ter - butyl - 4 - methoxy - dibenzoylmethane , 2 - ethylexyl - p - methoxycinnamate; Chemical: ketoprofen; Chemical: 6 - methylcumarin; Chemical: 4 - aminobenzoic acid; Chemical: chlorpromazine; Chemical: promethazine; Chemical: acridine; Chemical: ibuprofen; Chemical: 8 - methoxypsoralen; Chemical: retinoic acid; Chemical: lactic acid; Chemical: SDS; Chemical: p - phenilendiamine