Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a OCCSSCCO
b CC(=O)N1CCOCC1
c COc1c2ccoc2cc2oc(COC3OC(CO)C(O)C(O)C3O)cc(=O)c12
d COP(=S)(OC)SCc1nnc(C(C)C)o1
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}