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, or c without using any other words.
Options:
a C=CCNC(=S)OCCCCCCCCCC
b CC(C)(C)[Si](C)(C)OCC1OC(n2cnc3c(O)nc(N)nc32)C(O[Si](C)(C)C(C)(C)C)C1O[Si](C)(C)C(C)(C)C
c O=C(c1ccccc1)C1C(c2ccccc2)SC(c2ccccc2)CC1(O)c1ccccc1
Answer: a, b, c
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}