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) COc1cccc(CNC(=O)CCCn2ncn3c(cc4occc43)c2=O)c1
b) Nc1nc2c(F)cccc2s1
c) CCOC(=O)/C(C#N)=C/c1c(N2CCN(CC)CC2)nc2c(C)cccn2c1=O
d) COc1ccc(-c2oc3cc(OC)c(O)c(OC)c3c(=O)c2OC)cc1O
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}