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, c, d, or e without using any additional words.
Options:
(a) COC(=O)c1cc(CC2Cc3cc4c(cc3C2=O)CCC4)cc2c1CCC2
(b) N#CC(=Cc1c(Cl)cccc1Cl)c1ccccc1
(c) CC(OC(C)(C)C)C(NC(=O)C(CCCCNC(=O)OC(C)(C)C)NC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)C(N)Cc1ccccc1)C(=O)NC(Cc1ccccc1)C(=O)NC1(C(=O)O)CCCC1
(d) [Cl-].c1cc(C[S+]2CCCC2)sc1C[S+]1CCCC1
(e) CCc1nnc(CC)n1NCCCC(=O)O
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}