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 O=C(COC(=O)/C=C/c1ccc(Br)o1)Nc1ccccc1F
b CCOc1ccc(-c2csc(NC(=O)c3cccc(N4C(=O)CCC4=O)c3)n2)cc1
c O=C(Nc1ccccc1)C1CCCN(C(=O)c2ccc(Cl)cc2)C1
d CCc1nc2nc(C)c(NS(=O)(=O)c3cccs3)c(=O)n2[nH]1
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}