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.) Cc1nc2cnccc2c(=O)n1-c1ccc(OC2CCN(C3CCC3)CC2)cc1
b.) CO[C@@H]1COCC[C@@H]1N[C@@H]1CC[C@@](C(=O)N2CCN(c3nncc(C(F)(F)F)n3)CC2)(C(C)C)C1
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}
3-[4-(1-cyclobutylpiperidin-4-yl)oxyphenyl]-2-methylpyrido[3,4-d]pyrimidin-4-one