C313212111113331323312111133133313331333132233133313111323323131   >>    C31321211111333132331211113313331333133313223313331311132332313   <<    C313212111113331323312111133133313331333132233133313111323323133   >>      C313212111113331323312111133133313331333132233133313111323323132   >>