Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Nc1nc(SCc2c(Cl)cccc2Cl)n[nH]1
b Cc1c(Cc2ccccc2)c(=O)oc2cc(OCc3ccc(C(=O)O)cc3)ccc12
c C=COCCNC(=O)C1CC(=O)N(c2ccc(C)cc2)C1
d Cl.O=[N+]([O-])c1cc(Cl)cc(C2=NCCN2)c1
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}