Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCCc1nc(NCc2ccncc2)c2nnn(Cc3ccccc3F)c2n1
b CCCCNC(=O)COC(=O)c1cc(F)c(F)cc1Cl
c COc1ccc(NC(=O)c2ccc(S(=O)(=O)N3CC(C)CC(C)C3)cc2)cc1S(N)(=O)=O
d CCC(=O)N1CN(S(=O)(=O)c2ccc(C)cc2)CC1C
Answer: a, b, c, d
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}