C313212111133131211331333133313331333133312111133133313331333132331323321   >>    C31321211113313121133133313331333133313331211113313331333133313233132332   <<    C313212111133131211331333133313331333133312111133133313331333132331323323   >>      C313212111133131211331333133313331333133312111133133313331333132331323322   >>