C1111233133313231133133313331333133313231312111133131133133322132231   >>    C111123313331323113313331333133313331323131211113313113313332213223   <<    C1111233133313231133133313331333133313231312111133131133133322132233   >>      C1111233133313231133133313331333133313231312111133131133133322132232   >>