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, or c without using any other words.
Options:
a. COc1ccc(NC(=O)NN2CCOCC2)cc1OC
b. Cc1ccc2nc(-c3ccncc3)cc(C(=O)Nc3ccc4c(c3)OCCO4)c2c1
c. C=CCn1c(O)c(CN2CCOCC2)c(C)c(C#N)c1=O
Answer: a, b, c
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}