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, or c without using any other words.
Options:
a. O=c1c(-c2ccccc2)nc(-c2ccccc2)cn1O
b. CSCCC(NC(=O)c1ccccc1Br)C(=O)NCC(C)(C)N1CCOCC1
c. COc1ccc(-c2c(-c3ccccc3OC)sc3ccccc23)cc1C=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}