C313212111113331323312111133133313331333133313331333133313331323223331223321   >>    C31321211111333132331211113313331333133313331333133313331333132322333122332   <<    C313212111113331323312111133133313331333133313331333133313331323223331223323   >>      C313212111113331323312111133133313331333133313331333133313331323223331223322   >>