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, or c without using any other words.
Options:
a. O=C(OC1CCOC1=O)c1ccc(N2CCCC2)c([N+](=O)[O-])c1
b. Cc1ccc(SC(CC(=O)c2ccc(C)cc2)C(=O)O)cc1
c. COC(=O)c1c(C)oc2c1cc(NS(=O)(=O)c1cccs1)c1ccccc12
Answer: a, b, c
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}