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: CCN(CC)C(=S)NN=C(C)c1cccc[n+]1[O-]
b: O=C(C=Cc1ccccc1)C=NN1C(=S)N(c2ccccc2)C(=Nc2ccccc2)C1=Nc1ccccc1
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}
1,1-diethyl-3-[1-(1-oxidanidylpyridin-1-ium-2-yl)ethylideneamino]thiourea