Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CN(CC(=O)Nc1ccc(OC(F)(F)F)cc1)C(=O)Cn1c(=O)cnc2ccccc21
b: CC(=O)Nc1ccc(OC(=O)c2cc([N+](=O)[O-])ccc2Cl)cc1
c: Cc1ccc(-n2c(C)nnc2SCC(=O)NC2CCCC2)cc1
d: CCOC(=O)Cc1c(C)nc2c(-c3cccc(Br)c3)c[nH]n2c1=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}