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, b, c, or d without using any additional words.
Options:
a. Fc1ncccc1-c1cnc2nc(N3CCC(N4CCCCC4)CC3)sc2c1
b. Cc1cc(NC(=O)c2ccccc2F)ccc1-c1nnc(NCCCN2CCCCC2)o1
c. O=C(C1CCN(c2cc(C(F)(F)F)ncn2)CC1)N1CCC(NC2CCC(O)(c3ccc(-c4ncccn4)cn3)CC2)C1
d. CC(C)N1CCN(C(=O)C2CC23CCN(C2CCOCC2)CC3)CC1
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}
6-(2-fluoropyridin-3-yl)-2-(4-piperidin-1-ylpiperidin-1-yl)-[1,3]thiazolo[4,5-b]pyridine