C111113331333132322331333133313331333133313121111331331121111133313232332321   >>    C11111333133313232233133313331333133313331312111133133112111113331323233232   <<    C111113331333132322331333133313331333133313121111331331121111133313232332323   >>      C111113331333132322331333133313331333133313121111331331121111133313232332322   >>