Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CN(CCN(C)S(=O)(=O)c1ccc(NS(C)(=O)=O)cc1)c1nc2ccccc2n1C
b.) CCOP(=O)(Sc1ccccc1)Sc1ccccc1
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}
4-(methanesulfonamido)-N-methyl-N-[2-[methyl-(1-methylbenzimidazol-2-yl)amino]ethyl]benzenesulfonamide