Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] NC(=O)c1cnc(NC(C2CC2)C2CC2)c2c1[nH]c1cc(-c3cnc(N)cn3)ccc12
[b] C/C(=C(/F)C(=O)Nc1ccc(-c2ccc(S(N)(=O)=O)cc2)cc1)c1cccc(C(=N)N)c1
[c] CCCCCCCN(CC)C/C=C/CCc1ccc(Cl)cc1
[d] CCCCCCCN(CC)CCCCc1ccc([N+](=O)[O-])cc1
[e] Cc1ccc2c(N3CCN(CCc4cccc5c4OCC(=O)N5C)[C@H](C)C3)cccc2n1
Answer: a, b, c, d, e
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
N-ethyl-N-[4-(4-nitrophenyl)butyl]heptan-1-amine