Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Nc1ncc(-c2cnc(N)c(-c3ccc(Cl)cc3)c2)cn1
b. Cc1c(-c2ccc3cc(CCN4CCCC4C)ccc3n2)cnn1C
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
5-[6-amino-5-(4-chlorophenyl)pyridin-3-yl]pyrimidin-2-amine