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. S=c1nc(-c2ccccc2Br)[nH][nH]1
b. COc1cc([N+](=O)[O-])ccc1NC(=S)Nc1cccc(C(=O)O)c1
c. COc1cc(NC(=O)Cc2c(C(=O)O)[nH]c3ccccc23)cc(OC)c1OC
d. Br.COc1ccc(Nc2nc(-c3sc(C)nc3C)cs2)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}