Task: Please answer the multiple choice question.
Question: Which molecules are not a 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: O=[N+]([O-])c1cc(C(F)(F)F)ccc1NCCc1c[nH]c2ccccc12
b: CCN1C(=O)N[C@@H](c2ccccc2)C(C(=O)OC)=C1C
c: Cc1cc(C)cc(NC(=O)CSc2nc3ccccc3nc2N2CCCCC2)c1
d: CCCCCCn1c(=O)c(F)cn(Cc2ccc(OC)c([N+](=O)[O-])c2)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}