Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCCCOc1ccc(/C=C/C(=O)Nc2ccc(C(N)=O)cc2)cc1
b: O=C(NC1CCSc2ccccc21)c1cccc(S(=O)(=O)N2CCOCC2)c1
c: C=CCn1c(SCc2ccc(C(=O)O)cc2)nnc1-c1csc(-n2nc(C)cc2C(F)(F)F)n1
d: O=[N+]([O-])c1ccccc1Oc1ccc(S(=O)(=O)N2CCOCC2)cc1
e: CC1Sc2ccc(C(=O)N3CCCC(C(F)(F)F)C3)cc2NC1=O
Answer: 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}