Draft fix and test case for formulas like Mg3(PO4)2.
-rw-r--r-- 21 .gitignore
-rw-r--r-- 177 Makefile
-rw-r--r-- 2990 README.md
-rw-r--r-- 11763 SuperbChemistry-test.odt
drwxr-xr-x - extension