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, or c without using any other words.
Options:
a O=C(Nc1ccc(C2=NCCN2)cc1)c1cccc(NC(=S)Nc2ccc(C3=NCCN3)cc2)c1
b CCCCCC1c2c(cc(C)nc2O)OC(O)C1CCCC
c CC=C1CN2CCc3c([nH]c4ccccc34)C2CC1CCO
Answer: a
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}