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, b, c, d, or e without using any other words.
Options:
a. COc1ccc2ncc(=O)n(CCN3CC[C@H](NCc4cc5c(cn4)OCCO5)[C@H](O)C3)c2c1
b. O=C1CC(c2ccc(O)cc2)Oc2cc(O)cc(O)c21
c. CN1CCC(c2ccc3nc(Nc4ccc(C(F)(F)F)cn4)[nH]c3c2)CC1
d. Fc1ccc(C(Cc2ccccc2OC(F)F)N2CCNCC2)cc1
e. Nc1ccc(-c2cccc(F)c2)cc1NC(=O)c1ccc(CN2CCC3(CCCN3)CC2)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}
1-[2-[(3R,4S)-4-(2,3-dihydro-[1,4]dioxino[2,3-c]pyridin-7-ylmethylamino)-3-hydroxypiperidin-1-yl]ethyl]-7-methoxyquinoxalin-2-one