780
Extracts from Clavija lancifolia , Hamelia patens , Piper san - vicentense , Physalis cordata , Jacaranda copaia , Heliotropium indicum , and Annona squamosa were the most cytotoxic , whereas other extracts from Calotropis gigantea , Hyptis dilatata , Chromolaena odorata , Siparuna guianensis , Jacaranda obtusifolia , Tapirira guianensis , Xylopia aromatica , Protium heptaphyllum , and Piper arboreum showed the greatest cytostatic activity .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None