C1111133313331323223313331333133313331333131211113313311211211331   >>    C111113331333132322331333133313331333133313121111331331121121133   <<    C1111133313331323223313331333133313331333131211113313311211211333   >>      C1111133313331323223313331333133313331333131211113313311211211332   >>