Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1ccc2nc(-c3ccccc3)cc(C(=O)N3CCC3)c2c1
b. COc1ccc(N2CCN(C(=O)CCc3nnc4ccc(N5CCCC5)nn34)CC2)cc1
c. COC(=O)c1cc(S(=O)(=O)NCC2CCN(Cc3cccc(F)c3)CC2)c[nH]1
d. CC(=O)Nc1c2c(nn1-c1cccc(Cl)c1)CS(=O)C2
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}