Task: Please answer the multiple choice question.
Question: Which molecules are active against HIV?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: Cc1c(Cl)cccc1Nc1ncccc1C(=O)OCC(O)CO
b: CC(C)(C)[Si](C)(C)OCC1OC(n2cnc3c(O)nc(NCc4ccccc4)nc32)C(O[Si](C)(C)C(C)(C)C)C1O[Si](C)(C)C(C)(C)C
c: CNC(=O)SC1=Nc2cc(Cl)ccc2S(=O)(O)=N1
Answer: 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}