diff --git a/mapytex/calculus/core/str2.py b/mapytex/calculus/core/str2.py
index dfefd17..0dce4ba 100644
--- a/mapytex/calculus/core/str2.py
+++ b/mapytex/calculus/core/str2.py
@@ -15,7 +15,7 @@ from decimal import Decimal, InvalidOperation
 from .coroutine import *
 from .operator import is_operator
 from .MO import moify_cor
-from .random.leaf import look_for_rdleaf
+from .random.leaf import look_for_rdleaf, RdLeaf
 
 __all__ = ["str2"]
 
@@ -395,8 +395,10 @@ def missing_times(target):
                     elif not is_operator(tok) and tok != ")":
                         target_.send("*")
 
-            if isinstance(tok, int) or (
-                isinstance(tok, str) and not is_operator(tok) and not tok == "("
+            if (
+                isinstance(tok, int)
+                or (isinstance(tok, str) and not is_operator(tok) and not tok == "(")
+                or (isinstance(tok, RdLeaf))
             ):
                 previous = tok
 
@@ -819,7 +821,7 @@ def rdstr2(sink):
     >>> rdstr2list("{a}+{a*b}-2")
     [<RdLeaf a>, '+', <RdLeaf a*b>, '+', <MOnumber - 2>]
     >>> rdstr2list("{a}({b}x+{c})")
-    [<RdLeaf a>, [<RdLeaf b>, <MOstr x>, '+', <RdLeaf c>]]
+    [<RdLeaf a>, '*', [<RdLeaf b>, '*', <MOstr x>, '+', <RdLeaf c>]]
     """
     lfop = lookfor(is_operator)
     operator_corout = partial(concurent_broadcast, lookfors=[lfop])