b2222 b2224 b2221 b2223
b2222 0 113.088460949825 53.4415568635496 465.067737001826
b2224 113.088460949825 0 68.818602136341 18.3303027798234
b2221 53.4415568635496 68.818602136341 0 852.316255858118
b2223 465.067737001826 18.3303027798234 852.316255858118 0