equation 530 2270 1224 2366
equation 530 2549 1221 2658
equation 593 2787 1218 2841
equation 1697 231 2325 327
text 223 234 1228 2249
text 1324 355 2329 2964
text 223 2395 1225 2525
text 224 2688 1224 2772
text 223 2868 1216 2952