2430
Although metabolized by the cytochrome P - 450 ( CYP ) system , venlafaxine inhibits CYP 2D6 and 3A4 to a far lesser extent than do the SSRIs .
 GENE: cytochrome P - 450; GENE: CYP; GENE: CYP 2D6 and 3A4
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: cytochrome P - 450; GENE: CYP; GENE: CYP 2D6 and 3A4