C312322331333132212111133133313331323133313221211113311211331121133131232321   >>    C31232233133313221211113313331333132313331322121111331121133112113313123232   <<    C312322331333132212111133133313331323133313221211113311211331121133131232323   >>      C312322331333132212111133133313331323133313221211113311211331121133131232322   >>