Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC1(C)[C@H](Nc2c(C(N)=O)cnn3cc(-c4ccncc4F)cc23)CC[C@]1(C)N
[b] CN(CCc1ccc(Cl)c(Cl)c1)C[C@H](O)COc1ccc(NS(C)(=O)=O)cc1
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}
N-[4-[(2S)-3-[2-(3,4-dichlorophenyl)ethyl-methylamino]-2-hydroxypropoxy]phenyl]methanesulfonamide