Hi Clairemary, you have 2 options depending in what awake time you lo can bear and what naps she takes.
2 naps & catnap = around 4h of daytime sleep
E 6am, 10am, 2pm, 6pm
A 2h+
S 2 naps of 1,5h or 2h from 8ish till 10am and from 12ish till 2pm, catnap between 4&5pm
2 naps = around 3 hours of daytime sleep
E 6:00, 10:30, 3pm, 6pm
A 3h
S: 2x 1,5h nap: from 9 till 10:30 and from 1:30 till 3pm