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 other words.
Options:
a: COCC(=O)O[C@@]1(CCN(C)CCCc2nc3ccccc3[nH]2)CCc2cc(F)ccc2[C@H]1C(C)C
b: CCc1cccc(NC(=O)N2CCc3nc(-c4cnccc4C#N)nc(-c4ccccc4C)c3C2)c1
Answer: a, 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}
2-(4-cyanopyridin-3-yl)-N-(3-ethylphenyl)-4-(2-methylphenyl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide