What if you tried a chemical experiment and it failed? Would you do it over? What if it failed 1,200 times? Most of us would give up way before that! But Tobias Ritter, a chemistry professor and researcher at Harvard University, Cambridge, Mass., kept experimenting.
![](http://portal.acs.org/portal/binfetch/consumption?fileUrl=/stellent/groups/web/documents/article/%7Eexport/CNBP_028868%7E2%7EHTML_DC_TEMPLATE%7ESNIPPET_LAYOUT/40926-2.jpg)
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