Patent ID: 11970514
Assignee: SAGE THERAPEUTICS, INC.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A compound of Formula (I-l):, , or a pharmaceutically acceptable salt thereof, wherein
each of R1a, R1b, R2a, R2b, R4a, R4b, R6a, R6b, R7a, R7b, R11a, R11b, R12a, and R12b is hydrogen;
R3a is ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, cyclopropyl, or cyclopropylmethyl;
R18 is methyl;
R19 is hydrogen, methyl, or ethyl;
RY is methyl;
each RD is hydrogen;
q is 0, 1, 2, 3, 4, or 5; and
R55a and R55b join together with their intervening atoms to form, wherein
p is 1, and
Ra is —CN.