C11111211113313112113313331333133312111113331333133313332233132323131   >>    C1111121111331311211331333133313331211111333133313331333223313232313   <<    C11111211113313112113313331333133312111113331333133313332233132323133   >>      C11111211113313112113313331333133312111113331333133313332233132323132   >>