Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Brc1ccc2c(c1)C1=C(CO2)Cc2ccccc2O1
b c1ccc(CCC[PH](c2ccccc2)(c2ccccc2)c2ccccc2)cc1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {activity_HIV#not &NULL}{activity_HIV__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%activity_HIV%}
Answer: {%multiple_choice_result}
2-bromo-6,7-dihydrochromeno[3,2-c]chromene