Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCOc1ccc(NS(=O)(=O)c2ccc(C)c(C(=O)N3CCO[C@H](c4ccc(F)cc4)C3)c2)cc1
b.) COC(=O)c1ccccc1-c1ccc(CN2CCC(COC(=O)c3c4n(c5ccccc35)CCCO4)CC2)cc1.CS(=O)(=O)O
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-ethoxyphenyl)-3-[(2R)-2-(4-fluorophenyl)morpholin-4-yl]carbonyl-4-methyl-benzenesulfonamide