Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] c1cncc(-c2nc(NCCCn3ccnc3)c3ccccc3n2)c1
[b] COc1cccc(CNC(=O)c2nnn(CC(=O)Nc3c(C)cccc3C)c2N)c1
[c] O=C(CNC(=O)c1cccc(Br)c1)NCCc1nc2ccccc2[nH]1
[d] Cc1ccc(S(=O)(=O)N2CCC(C(=O)OCC(=O)NC(C)c3ccc(F)cc3)CC2)cc1C
[e] O=C(CSc1ncn[nH]1)Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}