C212212121212113313221323131323133313223313132313231323132313231323223331   >>    C21221212121211331322132313132313331322331313231323132313231323132322333   <<    C212212121212113313221323131323133313223313132313231323132313231323223333   >>      C212212121212113313221323131323133313223313132313231323132313231323223332   >>