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 other words.
Options:
a: CCCc1ccc2c(N)c(C#N)sc2n1
b: CCCCNC(=O)NCC(=O)Nc1ccc(F)c(F)c1
c: COc1cc(C(=O)N(Cc2cccnc2)Cc2cc3cc4c(cc3[nH]c2=O)OCCO4)cc(OC)c1OC
d: Clc1ncn(CCOc2ccccc2)c1Cl
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}