C312322331333132212111133133313331323133313331333133313331333133313231231212321   >>    C31232233133313221211113313331333132313331333133313331333133313331323123121232   <<    C312322331333132212111133133313331323133313331333133313331333133313231231212323   >>      C312322331333132212111133133313331323133313331333133313331333133313231231212322   >>