OIC - iCal Expression to run each month on specific day and specific time

 FREQ=MONTHLY;BYMONTHDAY=1,10,15;BYHOUR=5,10 15,20;BYMINUTE=15;

The following exp indicates that the integration will run each month on the 1st, 10th, and 15th day of the month at 5:15AM, 10:15AM, 3:15PM, and 8:15PM

FREQ:DAILY;BYHOUR=0,1,2,3 4,5,6,7,8,9,10,12,13,14,15,16,17,18,19,20 21,22;BYMINUTE=0,5,10,15,20,25,30,35,40,45,50,55;

The following exp will run daily each 5 mins interval except 11th hour of the day.