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 other words.
Options:
a. O=C(O)c1ccnc2c(N3CCN(CCc4ccc(OCCCN5CCCCCC5)cc4)CC3)cccc12
b. O=C(Nc1ccc(-c2nnn[nH]2)cc1F)C(C1CCCCC1)n1c(-c2ccc(Cl)cc2)nc2cc(F)c(F)cc21
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}
8-[4-[2-[4-[3-(azepan-1-yl)propoxy]phenyl]ethyl]piperazin-1-yl]quinoline-4-carboxylic acid