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 CC(NCCC#N)C1CCN(c2c(F)cc3c(=O)c(C(=O)O)cn4c3c2OCC4C)C1
b COC(=O)[C@@H]1C[C@@H]1COc1ccc2ncc(F)c(CCC34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1
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}
6-[3-[1-(2-cyanoethylamino)ethyl]pyrrolidin-1-yl]-7-fluoranyl-2-methyl-10-oxidanylidene-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylicacid