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 or b without using any other words.
Options:
a: COC(=O)NN=C(C)c1sc(-c2nc(C)c(C(C)=NNC(=O)OC)s2)nc1C
b: COc1ccc2oc(=O)c(-c3csc(-c4ccccc4)n3)cc2c1
Answer: a, 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}
6-methoxy-3-(2-phenyl-1,3-thiazol-4-yl)chromen-2-one