Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) CCOCC(=O)NC1CCc2cc(OC)c(OC)c(OC)c2-c2ccc(OC)c(=O)cc21
b) CCC1=C2C(=O)c3ccccc3C2=C(C)S(=O)(=O)O1
c) O=C1CCCCC1=O
d) COC(=O)C12OC3CO[Si](C(C)C)(C(C)C)O[Si](C(C)C)(C(C)C)OC3C1Oc1nc(=O)ccn12
Answer: 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}