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, b, c, or d without using any additional words.
Options:
a O=C(O)CCSCCCCCCCCCCSCCC(=O)O
b CCOc1ccc2nc(NC(=O)CC(C)=O)sc2c1
c CCC(OCc1ccccc1)C(C)=CCC(C)C=C(CC1(C)OC(=O)N2CCCC21)[Si](C)(C)C
d Cc1sc2nc3n(c(=O)c2c1C)N=CN(c1ccc(Cl)cc1)C3
Answer: a, b, c, d
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}