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, or c without using any other words.
Options:
a CCOc1ccccc1OCCCC(=O)NNC(=O)c1nn(C)c(=O)c2ccccc12
b CNC(=O)COc1ccc2oc3c(c2c1)CCCC3
c CCC(=O)OCC(=O)Nc1ccc(OC)cc1[N+](=O)[O-]
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}