C2122121212121133131323223313133313311221232313231323131323233231   >>    C212212121212113313132322331313331331122123231323132313132323323   <<    C2122121212121133131323223313133313311221232313231323131323233233   >>      C2122121212121133131323223313133313311221232313231323131323233232   >>