C2122121212121133132213231313231313231323223313231322331323331312312231   >>    C212212121212113313221323131323131323132322331323132233132333131231223   <<    C2122121212121133132213231313231313231323223313231322331323331312312233   >>      C2122121212121133132213231313231313231323223313231322331323331312312232   >>