C2122121212121133132213231313231313231323223313231322331313231323332321   >>    C212212121212113313221323131323131323132322331323132233131323132333232   <<    C2122121212121133132213231313231313231323223313231322331313231323332323   >>      C2122121212121133132213231313231313231323223313231322331313231323332322   >>