Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1cc(CNc2nc(N)nc3ccn(Cc4ncccc4F)c23)no1
b: COc1cc(N2CCN(C(=O)CO)CC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
Answer: 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}
1-[4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-ylpyrimidin-2-yl)amino]-3-methoxyphenyl]piperazin-1-yl]-2-hydroxyethanone