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) CCOC(=O)c1c(NC(=O)c2cccs2)sc2c1CCCC2
(b) CCN(CC)CCC1(C2CCCCC2)CCC(=O)NC1=O.Cl
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}
ethyl 2-(thiophene-2-carbonylamino)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate