C313212111113331323312111133133313331333133313331333132313113313331322321   >>    C31321211111333132331211113313331333133313331333133313231311331333132232   <<    C313212111113331323312111133133313331333133313331333132313113313331322323   >>      C313212111113331323312111133133313331333133313331333132313113313331322322   >>