Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCCCCCOC(=O)C1=C(C)NC(=O)NC1c1ccc2c(c1)OCO2
b: O=C(N/N=C/c1cccs1)c1ccc2ccccc2c1
c: CC1CC(C)CN(CCCNC(=O)C2CCC(=O)N2C2CCCC2)C1
d: CCCCCOC(=O)C(C)Sc1n[nH]c(=O)[nH]c1=O
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}