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 additional words.
Options:
a O=C(O)c1cc(-c2ccc(O)cc2)on1
b O=C(CSc1n[nH]c(-c2ccccc2)n1)N1CCCC1
c Nc1ccccc1C(O)(Cc1ccccc1)c1ccccc1
d Clc1ccc(-c2cc(CSc3ccccc3)on2)cc1
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}