I can see it, but for some reason R shows as economy in ITA. Pretty sure it is discounted biz on WY, it's probably not mapped properly on ITA.
Oman Aviation Services (SAOG) (WY) RLISB3PH
PERMITTED 16JAN THROUGH 15MAR OR 11JUN THROUGH 31DEC.
TRAVEL FROM LAST STOPOVER MUST COMMENCE NO LATER THAN 3 MONTHS AFTER DEPARTURE FROM FARE ORIGIN.