C11111211113313112113313331333133313331333132322121111331323221211   >>    C1111121111331311211331333133313331333133313232212111133132322121   <<    C11111211113313112113313331333133313331333132322121111331323221213   >>      C11111211113313112113313331333133313331333132322121111331323221212   >>