Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] Cc1cc(C)c(C)c(S(=O)(=O)N2CCC(C(=O)NCCCN3CCCC3=O)CC2)c1C
[b] COc1ccc(NC(=O)CN(C)C(=O)c2ccc(S(=O)(=O)Nc3ccccc3F)cc2)cc1
[c] COc1ccc(S(=O)(=O)NCC2CCC(C(=O)NCc3ccc(F)cc3)CC2)cc1
[d] Cc1cc(=O)oc2cc(OCC(=O)OCC(=O)Nc3ccccc3C(C)C)ccc12
[e] O=C(Nc1ccccc1F)c1ccc([N+](=O)[O-])s1
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}