C31231211111133131211113313331323133313331311233132322331323132212111113321   >>    C3123121111113313121111331333132313331333131123313232233132313221211111332   <<    C31231211111133131211113313331323133313331311233132322331323132212111113323   >>      C31231211111133131211113313331323133313331311233132322331323132212111113322   >>