Task: Please answer the multiple choice question.
Question: Which molecules are 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) Cc1ccc(CCNC[C@H](O)COc2ccc(NS(C)(=O)=O)cc2)cc1C
(b) COc1cc(Oc2ccnc3cc(OC)c(OC)cc23)ccc1NC(=O)NC(C)c1nccs1
Answer: a
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}
N-[4-[(2S)-3-[2-(3,4-dimethylphenyl)ethylamino]-2-hydroxypropoxy]phenyl]methanesulfonamide